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Finding the Third Proportional to 2,931,661 and 4,484,677.50

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Solution

The third proportional to 2,931,661 and 4,484,677.50 is: 6,860,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,661 : 4,484,677.50 = 4,484,677.50 : x
  2. Step 2: Convert to fraction form
    2,931,661/4,484,677.50 = 4,484,677.50/x
  3. Step 3: Cross multiply
    2,931,661x = 4,484,677.50 × 4,484,677.50
  4. Step 4: Simplify right side
    2,931,661x = 20,112,332,279,006.25
  5. Step 5: Solve for x
    x = 20,112,332,279,006.25/2,931,661
  6. Step 6: Final answer
    x = 6,860,388.11

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.